Universal Licensing System
WNLU256
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 1878663 |
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| Call sign | WNLU256 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 1998-05-12 |
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| Expiration | 2003-05-12 |
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| Cancellation | 2002-05-03 |
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| Frequency range | 462.525 - 467.525 MHz (2 frequencies) |
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| Locations | 6 |
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| Representative location | THROCKMORTON, THROCKMORTON, TX |
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| Coordinates | 33.1148333, -99.1950833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:17 |
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Licensee
| Name | MCI WORLDCOM NETWORK SERVICES, INC |
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| Applicant type | C |
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| Location | RICHARDSON, TX |
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| Address | 2270 LAKESIDE BLVD 2865/642, RICHARDSON, TX, 75082 |
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| Phone | 9726565287 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2C | 462.52500000 | | | 100.000000 | 400.000000 | |
| 2 | 1 | FB2C | 462.52500000 | | | 100.000000 | 554.000000 | |
| 3 | 1 | FB2C | 462.52500000 | | | 100.000000 | 554.000000 | |
| 4 | 1 | MO | 462.52500000 | | | 40.000000 | | |
| 5 | 1 | MO | 462.52500000 | | | 40.000000 | | |
| 6 | 1 | MO | 462.52500000 | | | 40.000000 | | |
| 4 | 1 | MO | 467.52500000 | | | 40.000000 | | |
| 5 | 1 | MO | 467.52500000 | | | 40.000000 | | |
| 6 | 1 | MO | 467.52500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.52500000 | | 20K0F3E |
| 2 | 1 | 462.52500000 | | 20K0F3E |
| 3 | 1 | 462.52500000 | | 20K0F3E |
| 4 | 1 | 462.52500000 | | 20K0F3E |
| 5 | 1 | 462.52500000 | | 20K0F3E |
| 6 | 1 | 462.52500000 | | 20K0F3E |
| 4 | 1 | 467.52500000 | | 20K0F3E |
| 5 | 1 | 467.52500000 | | 20K0F3E |
| 6 | 1 | 467.52500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4 MI SSW, THROCKMORTON, THROCKMORTON, TX | 33.11483333, -99.19508333 | 455.000 m | TOWER | 91.000 m structure / 98.000 m overall | N |
| 2 | T | 7.2 MI E, AFTON, DICKENS, TX | 33.74786111, -100.68708333 | 787.000 m | TOWER | 67.000 m structure / 74.000 m overall | N |
| 3 | T | 3.3 MI NW, SUDAN, LAMB, TX | 34.10897222, -102.57075000 | 1164.000 m | TOWER | 70.000 m structure / 77.000 m overall | N |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
| 6 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 98.000 m | | | | 0.000 | |
| 1 | 2 | T | | 73.000 m | | | | 0.000 | |
| 1 | 3 | T | | 77.000 m | | | | 0.000 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2221 REDI AVE, IRVING, TX | | 2145544127 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-04 | WNLU256 | LICAN |
| 2002-02-26 | WNLU256 | AUDOPR |
| 2001-03-07 | WNLU256 | LIAUA |
| 2000-11-24 | WNLU256 | LICCNV |
| 2000-01-06 | WNLU256 | AUTHPR |
| 1998-09-14 | WNLU256 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1878663 | 2026-08-02 01:17:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNLU256 | ULS 1878663 | 2026-08-02 01:17:17 |
| Status | C | ULS 1878663 | 2026-08-02 01:17:17 |
| Service | IG | ULS 1878663 | 2026-08-02 01:17:17 |
| Grant Date | 1998-05-12 | ULS 1878663 | 2026-08-02 01:17:17 |
| Expiration Date | 2003-05-12 | ULS 1878663 | 2026-08-02 01:17:17 |
| Cancellation Date | 2002-05-03 | ULS 1878663 | 2026-08-02 01:17:17 |